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Senior Process Engineer

Morson EdgeSellafield, Seascale🇬🇧United KingdomPosted 13 Aug 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

We are hiring a Senior Process Engineer within the Nuclear Industry.

This can be based in Warrington or Cumbria and worked on a hybrid basis (three days in the office per week)

Security Clearance will be required. Candidates should be British Citizens and not have worked outside the UK during the past 5 years.

ROLE AND RESPONSIBILITIES

Regular reporting on process team progress to Project Management, as well as Client Responsible Process Engineer and Engineering Manager.

Working closely with a multi-discipline design team, including other engineering disciplines as well as non-engineering and non-design functions (Project Management, Programme Delivery, Technical Support Safety Assessors, Plant-Side Engineering, Plant Operations, Commissioning etc.)

Presentation of design at regular assurance reviews with process design intelligent customer, as well as at technical committee, management safety committee and others where required.

Delivery of standard process design deliverables (EFDs, Process Description, line sizing calcs, pump design/assessments, control philosophy, etc.) and updating existing associated documentation. Includes both production and checking.

General support (document production & checking) to projects across SPrO portfolio as required

Development of radiological, environmental and non-nuclear safety cases for relevant hazards. Working in a highly regulated environment with an emphasis on nuclear safety.


ESSENTIAL EXPERIENCE

Good communication skills and ability to work with other team members / disciplines.
Competent report writing skills: clearly and concisely reporting findings.
Comfortable working under time and cost constraints.
Demonstrable experience in production and checking of standard process engineering deliverables (e.g. EFDs, pump design / sizing, Process Description, Basis of Design, line sizing etc.)
Design of large scale fluid handling systems.
Safety assessment techniques (e.g. HAZOP)


QUALIFICATIONS

Master's Degree in Chemical Engineering
Chartered Engineer with IChemE


DESIRABLE EXPERIENCE

Working with and adherence to Sellafield processes and procedures, in particular checking and approval procedures

Nuclear safety case development and provision of nuclear substantiation in SL project space.

Wider demonstration of broader process engineering knowledge / experience on wider systems - e.g. compressed air distribution systems, water supply distribution systems

Past experience of cooling tower design

Handling of legionella hazards


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